クビモニ - スマホ首が気になる人の姿勢モニター

クビモニ - スマホ首が気になる人の姿勢モニター is a health & fitness app by ukisystem with 10+ downloads (about 44 estimated). Install growth, rank history, SDKs and ad networks.

From the store listing: “A posture monitor that keeps track of your smartphone's tilt. It alerts you with a notification and vibration if you continue to hold it with your head down. It works even while using other apps.”